Java 8 Adler32 - top ranked examples from Open Source projects

These code examples were ranked by Codota’s semantic indexing as the best open source examples for Java 8 Adler32 class.

This code example shows how to use the following methods:getValue, update
        if (TextUtils.isEmpty(friend)) {
            return 0; 
        } 
         
        int nId = 0;
        Adler32 adler32 = new Adler32();
        adler32.update(friend.getBytes());
        nId = (int) adler32.getValue();
        if (nId < 0) {
            nId = Math.abs(nId);
        } 
         
        if (nId < 0) {
            nId = Math.abs(nId);
        } 
        return nId;
    } 
 
 
} 
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This code example shows how to use the following methods:getValue, reset, update
	/** 
	 * @tests java.util.zip.Adler32#update(int) 
	 */ 
	public void test_updateI() { 
		// test methods of java.util.zip.update(int) 
		Adler32 adl = new Adler32();
		adl.update(1);
		// The value of the adl should be 131074 
		assertEquals("update(int) failed to update the checksum to the correct value ",
				131074, adl.getValue());
 
		adl.reset();
		adl.update(Integer.MAX_VALUE);
		// System.out.print("value of adl " + adl.getValue()); 
		// The value of the adl should be 16777472 
		assertEquals("update(max) failed to update the checksum to the correct value ",
				16777472L, adl.getValue());
 
		adl.reset();
		adl.update(Integer.MIN_VALUE);

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This code example shows how to use the following methods:getValue, reset, update
            return -1;  // signal failure. 
        } 
    } 
 
    int checkSum(byte[] data) {
        mAdler32.reset();
        mAdler32.update(data);
        return (int) mAdler32.getValue();
    } 
 
    int checkSum(byte[] data, int offset, int nbytes) {
        mAdler32.reset();
        mAdler32.update(data, offset, nbytes);
        return (int) mAdler32.getValue();
    } 
 
    static void closeSilently(Closeable c) {
        if (c == null) return;
        try { 
            c.close();
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This code example shows how to use the following methods:getValue, reset, update
	/** 
	 * @tests java.util.zip.Adler32#update(int) 
	 */ 
	public void test_updateI() { 
		// test methods of java.util.zip.update(int) 
		Adler32 adl = new Adler32();
		adl.update(1);
		// The value of the adl should be 131074 
		assertEquals("update(int) failed to update the checksum to the correct value ",
				131074, adl.getValue());
 
		adl.reset();
		adl.update(Integer.MAX_VALUE);
		// System.out.print("value of adl " + adl.getValue()); 
		// The value of the adl should be 16777472 
		assertEquals("update(max) failed to update the checksum to the correct value ",
				16777472L, adl.getValue());
 
		adl.reset();
		adl.update(Integer.MIN_VALUE);

7
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This code example shows how to use the following methods:getValue, reset, update
	/** 
	 * @tests java.util.zip.Adler32#getValue() 
	 */ 
	public void test_getValue() { 
		// test methods of java.util.zip.getValue() 
		Adler32 adl = new Adler32();
		assertEquals("GetValue should return a zero as a result of construction an object of Adler32",
				1, adl.getValue());
 
		adl.reset();
		adl.update(1);
		// System.out.print("value of adl"+adl.getValue()); 
		// The value of the adl should be 131074 
		assertEquals("update(int) failed to update the checksum to the correct value ",
				131074, adl.getValue());
		adl.reset();
		assertEquals("reset failed to reset the checksum value to zero", 1, adl
				.getValue());
 
		adl.reset();

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This code example shows how to use the following methods:getValue, update
        if (TextUtils.isEmpty(friend)) {
            return 0; 
        } 
         
        int nId = 0;
        Adler32 adler32 = new Adler32();
        adler32.update(friend.getBytes());
        nId = (int) adler32.getValue();
        if (nId < 0) {
            nId = Math.abs(nId);
        } 
         
        if (nId < 0) {
            nId = Math.abs(nId);
        } 
        return nId;
    } 
 
 
} 
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This code example shows how to use the following methods:getValue, reset, update
        mAdler32.update(data);
        return (int) mAdler32.getValue();
    } 
 
    int checkSum(byte[] data, int offset, int nbytes) {
        mAdler32.reset();
        mAdler32.update(data, offset, nbytes);
        return (int) mAdler32.getValue();
    } 
 
    static void closeSilently(Closeable c) {
        if (c == null) return;
        try { 
            c.close();
        } catch (Throwable t) {
            // do nothing 
        } 
    } 
 
    static int readInt(byte[] buf, int offset) {
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This code example shows how to use the following methods:getValue, update
 
    /** 
     * Returns the checksum of all but the first 12 bytes of {@code dex}. 
     */ 
    public int computeChecksum(DexBuffer dex) throws IOException {
        Adler32 adler32 = new Adler32();
        int offset = CHECKSUM_OFFSET + CHECKSUM_SIZE;
 
        byte[] bytes = dex.getBytes();
        adler32.update(bytes, offset, bytes.length - offset);
        return (int) adler32.getValue();
    } 
 
    /** 
     * Generates the signature and checksum of the dex file {@code out} and 
     * writes them to the file. 
     */ 
    public void writeHashes(DexBuffer dex) throws IOException {
        byte[] signature = computeSignature(dex);
        dex.open(SIGNATURE_OFFSET).write(signature);
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This code example shows how to use the following methods:getValue, update
     * Originally from com.android.dx.dex.file.DexFile. 
     *  
     * @param bytes non-null; the bytes of the file 
     */ 
    private void calcChecksum(byte[] bytes) {
        Adler32 a32 = new Adler32();
 
        a32.update(bytes, 12, bytes.length - 12);
 
        int sum = (int) a32.getValue();
 
        bytes[8]  = (byte) sum;
        bytes[9]  = (byte) (sum >> 8);
        bytes[10] = (byte) (sum >> 16);
        bytes[11] = (byte) (sum >> 24);
    }    
 
    public void writeClassFile(Reader r, OutputStream rOs, boolean isDex) {
        ByteArrayOutputStream baos = new ByteArrayOutputStream(8192);
        BufferedReader br = new BufferedReader(r);
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This code example shows how to use the following methods:
     *        will be added to the header of block. 
     *        By default {@link FastLzFrameEncoder} uses {@link java.util.zip.Adler32} 
     *        for checksum calculation. 
     */ 
    public FastLzFrameEncoder(boolean validateChecksums) {
        this(LEVEL_AUTO, validateChecksums ? new Adler32() : null);
    } 
 
    /** 
     * Creates a FastLZ encoder with specified compression level and checksum calculator. 
     * 
     * @param level supports only these values: 
     *        0 - Encoder will choose level automatically depending on the length of the input buffer. 
     *        1 - Level 1 is the fastest compression and generally useful for short data. 
     *        2 - Level 2 is slightly slower but it gives better compression ratio. 
     * @param checksum 
     *        the {@link Checksum} instance to use to check data for integrity. 
     *        You may set {@code null} if you don't want to validate checksum of each block. 
     */ 
    public FastLzFrameEncoder(int level, Checksum checksum) {
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